#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
int main()
{
	/*char a[23] = "dfsfsdf";
	char b[] = "x+y+5.";
	char c[15];
	char d[10] = '5';*/
	/*int num['10'];*/

	char num[500];
	int gets(num);
	return 0;
}